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| Number | Title | Issue Date |
| 4046869 | Steam reforming process Hydrocarbons are reformed in a short cycle process characterized by a reaction period of 30-180 seconds followed by a regeneration period of 90-540 seconds -- thus permitting attainment of improved conversion and yield of hydrogen.... | 09/06/1977 |
| 4043938 | Methods for reactivating zeolites A zeolite of type 5A, which has been used to separate normal paraffins from a hydrocarbon mixture containing normal paraffins by bringing the hydrocarbon mixture into contact with the zeolite whereby the zeolite absorbs the normal paraffins and then desor... | 08/23/1977 |
| 4039601 | Process and apparatus for continuous catalyst activation Self-regenerative catalysts for dehydrogenating an alkylaromatic hydrocarbon to the corresponding alkenylaromatic hydrocarbon are continuously activated by steaming successive small portions of the catalyst bed during normal operation. Each small portion ... | 08/02/1977 |
| 4038301 | Removal and recovery of organolead compounds from activated carbon and recovery of the activated carbon Disclosed is a method of recovering organolead compounds from solid porous activated carbonaceous materials. According to the disclosed method, an activated carbonaceous material having organolead compounds deposited therein is contacted with an extractin... | 07/26/1977 |
| 3984218 | Process for the removal of vinyl chloride from gas streams Vinyl chloride is removed from gas streams that contain from 10 ppm to 100 mole percent of vinyl chloride by passing the gas stream through a bed of coconut shell-derived or petroleum-derived activated carbon. The exit gas stream contains less than 5 ppm ... | 10/05/1976 |
| 3962126 | Reactivation of a magnesium oxide catalyst A improved method of reactivating a magnesium oxide catalyst is disclosed which comprises contacting the catalyst with water after heating the catalyst.... | 06/08/1976 |
